美国联邦上诉法院提出尖锐质疑，特朗普大部分关税面临严峻法律考验

Group 1 - The legality of President Trump's broad imposition of global tariffs is being challenged in a federal appeals court [1] - A hearing was held by an 11-judge panel, focusing on the Trump administration's claim that the ongoing trade deficit constitutes a national emergency [1] - The outcome of the court's decision could impact the implementation of higher tariffs set to take effect the following day [1]